tree 0f703e331e0b6d658ad2da2877f7bb611cabb0be
parent 7a7c38dba2460e6365311ff9ebd71a9ffc27792d
author Willy Tu <wltu@google.com> 1694127766 -0700
committer Willy Tu <wltu@google.com> 1694187154 -0700

Set lastRebootTime once at startup only

The lastRebootTime doesn't change once the daemon starts, so we only
need to fetch the info once and save the time instead of calculating it
everytime.

Change-Id: I5e665d637f122727be9bb8f0e7b731d75a567f02
Signed-off-by: Willy Tu <wltu@google.com>